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Mack DPF/SCR - Replacement Parts

The following lists the common Replacement Parts for most Mack MP7/MP8/MP10 Engines and DPF/SCR Systems. However, some applications may differ. Highly recommend that you confirm the part numbers before ordering any replacement parts. For all pre-2010 engines disregard all SCR/DEF items listed below.


ALL MILEAGE - ENGINE & AFTERTREATMENT DPF/SCR MAINTENANCE

ENGINE REPLACEMENT PARTS:

  • 20763721  - Crankcase Breather Filter Ass'y

  • 20972295  - Primary Fuel Filter

  • 20863191 - Fuel Filter Water Seperator

  • 20539275  - Oil Filter

  • 57MD33 - Air Filter

  • 20799337 - EGR Cooler Vibration Damper

  • 20762060 - Belt Tensioner

  • 20940438 - Turbocharger Discharge Recirculation Valve (DRV)


 

DPF REPLACEMENT PARTS (BURNER STYLE):​

  • 21770884  - Ignition Electrode (2X)

  • 21436141 - Fuel Nozzle 

  • 21298001 - Temp Sensor (Exhaust - FLAME)

  • 20451992 - DPF Differential Pressure Sensor

  • 21634021 - Fuel Pressure Sensor

  • 21544513 - Fuel Pump / ShutOff Valve

  • 21371339  - DPF GASKET 

  • 21424458 - DPF GASKET 

  • DEF Fluid Tank BREATHER (if needed)

  • 23381558 - DEF Fluid Filter

  • 22391563 - DEF Nozzle

  • 22303391 - NOx Sensor

  • 21567764 - NOx Sensor

  • Master Air Valve

  • Supplemental Air Valve


 

DPF REPLACEMENT PARTS (CATALYZED STYLE):​​

  • 21089234 - Aftertreatment Fuel Injector (AFI) (mostly for 2007-2009)

  • 21407621 - Fuel Nozzle (mostly for post-2010)

  • 21534115 - Dosing Module (mostly for post-2010)

  • 21212522 - DPF GASKET 

  • 20451992 - DPF Differential Pressure Sensor

  • DEF Fluid Tank BREATHER (if needed)

  • 23381558 - DEF Fluid Filter

  • 22391563 - DEF Nozzle

  • 22303391 - NOx Sensor

  • 21567764 - NOx Sensor

  • 21428532 - Exhaust Bellows (Flex)

  • 22307703 - Exhaust Bellows (Flex)


 

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